With the analysis among 3,245 patents, we discovered top 460 key players by total patent application. State Grid Corp. of China, NARI Technology Co., Ltd., Mitsubishi Electric Corp. are dominant in this area. They take 8.14% of the total patent filing.
State Grid Corp. of China
Beijing Shi, China
Patent: 199
NARI Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 38
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 27
Nanjing Nari Jibao Electric Co. Ltd.
Jiangsu Sheng, China
Patent: 25
Jiangsu Sheng, China
Patent: 23
Nanjing Zhongde Protection Control System Co. Ltd.
Jiangsu Sheng, China
Patent: 22
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 17
Nanjing Guodian Nanzi Rail Transit Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 17
With the analysis among 12 patents, we discovered top 8 start-ups by total patent application. Qumulo, Inc., Qianxing Group, Acornsoft Co. Ltd. are active in this area.
Washington, United States
Patent: 2
Sichuan Sheng, China
Patent: 2
Nirrin Bioprocess Analytics, Inc.
Massachusetts, United States
Patent: 2
Beijing Baidu Netcom Science & Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Beijing Tage Zhixing Technology Co. Ltd.
Beijing Shi, China
Patent: 1
Shuocheng (Xiamen) Technology Co. Ltd.
Fujian Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
With the analysis among related 1,823 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, NR Electric Co., Ltd., Nanjing Nari Jibao Electric Co. Ltd. take 5.32% of patent filing during this period.
State Grid Corp. of China
Beijing Shi, China
Patent: 53
Jiangsu Sheng, China
Patent: 22
Nanjing Nari Jibao Electric Co. Ltd.
Jiangsu Sheng, China
Patent: 22
China Railway Construction Group Co., Ltd.
Beijing Shi, China
Patent: 9
State Grid Shanghai Municipal Electric Power Co.
Shanghai Shi, China
Patent: 9
Nanjing Guodian Nanzi Rail Transit Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 8
Nanjing Mass Transit System Engineering Co. Ltd.
Jiangsu Sheng, China
Patent: 8
Guizhou Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 8
With the analysis among related 1,823 patents in last 5 years, we discover 401 new entrants. China Railway Construction Group Co., Ltd., Nanjing Mass Transit System Engineering Co. Ltd., Guizhou Power Grid Co. are the most active new entrants in this area.
China Railway Construction Group Co., Ltd.
Beijing Shi, China
Patent: 9
Nanjing Mass Transit System Engineering Co. Ltd.
Jiangsu Sheng, China
Patent: 8
Guizhou Sheng, China
Patent: 8
Guangdong Sheng, China
Patent: 8
Aichi-ken, Japan
Patent: 6
Jiangsu Jiuchuang Electric Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 6
Texas, United States
Patent: 5
State Grid Zhejiang Electric Power Co., Ltd. Electric Power Research Institute
Zhejiang Sheng, China
Patent: 5
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 5
With the analysis among 577 patents, we discovered top 169 universities and scientific research institutions by total patent application. Zhejiang University, Hohai University, Southwest Jiaotong University are dominant in this area. They take 9.71% of the total patent filing.
Zhejiang Sheng, China
Patent: 13
Jiangsu Sheng, China
Patent: 13
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 9
Hubei Sheng, China
Patent: 8
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 8
Shanghai Shi, China
Patent: 7
Shandong Sheng, China
Patent: 6
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 6
Xi'an University of Science & Technology
Shaanxi Sheng, China
Patent: 6
Sichuan Sheng, China
Patent: 5